Home / 29,139.08-40,211.94-16,563.56

Finding the Fourth Proportional to 29,139.08, 40,211.94 and 16,563.56

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Solution

The fourth proportional to 29,139.08, 40,211.94 and 16,563.56 is: 22,857.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,139.08 : 40,211.94 = 16,563.56 : x
  2. Step 2: Convert to fraction form
    29,139.08/40,211.94 = 16,563.56/x
  3. Step 3: Cross multiply
    29,139.08x = 40,211.94 × 16,563.56
  4. Step 4: Simplify right side
    29,139.08x = 666,052,880.91
  5. Step 5: Solve for x
    x = 666,052,880.91/29,139.08
  6. Step 6: Final answer
    x = 22,857.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.